Fill Phonak Drying Beaker (not included) with lukewarm water and add one tablet. Separate earmould from hearing instrument and place the earmould in the beaker insert, then place insert into the cleansing beaker. Allow earmould to soak for 15 - 30 mins or more (can be left overnight). After soaking, remove the insert and earmould from the beaker and rinse thoroughly with water. Wait for the earmould to be completely dry before inserting it back on the hearing instrument.